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phy: Add an mdio_device structure

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Not all devices attached to an MDIO bus are phys. So add an
mdio_device structure to represent the generic parts of an mdio
device, and place this structure into the phy_device.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andrew Lunn
2016-01-06 20:11:16 +01:00
committed by David S. Miller
parent e7f4dc3536
commit e5a03bfd87
35 changed files with 165 additions and 151 deletions
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26
include/linux/phy.h
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@@ -358,14 +358,12 @@ struct phy_c45_device_ids {
* handling, as well as handling shifts in PHY hardware state
*/
struct phy_device {
struct mdio_device mdio;
/* Information about the PHY type */
/* And management functions */
struct phy_driver *drv;
struct mii_bus *bus;
struct device dev;
u32 phy_id;
struct phy_c45_device_ids c45_ids;
@@ -381,9 +379,6 @@ struct phy_device {
phy_interface_t interface;
/* Bus address of the PHY (0-31) */
int addr;
/*
* forced speed & duplex (no autoneg)
* partner speed & duplex & pause (autoneg)
@@ -432,7 +427,8 @@ struct phy_device {
void (*adjust_link)(struct net_device *dev);
};
#define to_phy_device(d) container_of(d, struct phy_device, dev)
#define to_phy_device(d) container_of(to_mdio_device(d), \
struct phy_device, mdio)
/* struct phy_driver: Driver structure for a particular PHY type
*
@@ -622,7 +618,7 @@ static inline int phy_read_mmd(struct phy_device *phydev, int devad, u32 regnum)
if (!phydev->is_c45)
return -EOPNOTSUPP;
return mdiobus_read(phydev->bus, phydev->addr,
return mdiobus_read(phydev->mdio.bus, phydev->mdio.addr,
MII_ADDR_C45 | (devad << 16) | (regnum & 0xffff));
}
@@ -648,7 +644,7 @@ int phy_read_mmd_indirect(struct phy_device *phydev, int prtad, int devad);
*/
static inline int phy_read(struct phy_device *phydev, u32 regnum)
{
return mdiobus_read(phydev->bus, phydev->addr, regnum);
return mdiobus_read(phydev->mdio.bus, phydev->mdio.addr, regnum);
}
/**
@@ -663,7 +659,7 @@ static inline int phy_read(struct phy_device *phydev, u32 regnum)
*/
static inline int phy_write(struct phy_device *phydev, u32 regnum, u16 val)
{
return mdiobus_write(phydev->bus, phydev->addr, regnum, val);
return mdiobus_write(phydev->mdio.bus, phydev->mdio.addr, regnum, val);
}
/**
@@ -726,7 +722,7 @@ static inline int phy_write_mmd(struct phy_device *phydev, int devad,
regnum = MII_ADDR_C45 | ((devad & 0x1f) << 16) | (regnum & 0xffff);
return mdiobus_write(phydev->bus, phydev->addr, regnum, val);
return mdiobus_write(phydev->mdio.bus, phydev->mdio.addr, regnum, val);
}
/**
@@ -776,14 +772,14 @@ static inline int phy_read_status(struct phy_device *phydev)
}
#define phydev_err(_phydev, format, args...) \
dev_err(&_phydev->dev, format, ##args)
dev_err(&_phydev->mdio.dev, format, ##args)
#define phydev_dbg(_phydev, format, args...) \
dev_dbg(&_phydev->dev, format, ##args)
dev_dbg(&_phydev->mdio.dev, format, ##args);
static inline const char *phydev_name(const struct phy_device *phydev)
{
return dev_name(&phydev->dev);
return dev_name(&phydev->mdio.dev);
}
void phy_attached_print(struct phy_device *phydev, const char *fmt, ...)